And now, we turn to the new drug scandal rocking baseball. Former mv ryan braun has been suspended for the rest of the season. And paula faris has more on what this means for the game's biggest stars. Ryan braun may be just the first to fall from grace. I hope that ryan braun is forever remembe the most despicable liar in the history of baseball. Reporter: Sources tell abc's sister network, espn, that alex rodriguez is among roughly 20 major leaguesers that may face suspension. They're being investigated for violating major league baseball's drug policy. The movement in the investigation comes after braun was suspended for the remainder of the season for using banned substances. Just last year, after failing a drug test, the all-star looked into the camera and lied. If I had done this intentionally or unintentionally, I'd be the first one to step up and say, i did it. Reporter: But this week, braun finally fessed up. Saying, I realize, now, that i have made some mistakes. I am willing to accept the consequences of those actions. Some players we spoke to said those found violating the drug policy should be fpunished substantially. Got caught and still making $100 million. Reporter: If a-rod is found guilty, the punishment and backlash could be even worse. According to espn, major league baseball had more evidence against him than they did braun. They want to know, did he tamper with witnesses? Did he have more evidence? Reporter: Espn is using the words lifetime ban. How much evidence the league has on him. But there's a chance he could accept a plea deal, which he denied last weekend. Our sources close to the situation, says major league baseball in the final stages of anyone involved. This could be huge. Sam, another huge thing. Severe storms in kansas. It finally means there's a

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